Features: MATERIALS: LED car coasters are made of Acrylic, they are dust proof with waterproof surface that ensures holing cup safe, and the smooth surface is easy to clean for long time using. ADD THE COOL COLOR FOR YOUR CARS: Our LED cup holder light have 3 modes ( Colorful, breath and gradient ) and 7 colors light ( White, Red, Blue Green, Yellow, Purple and ice blue ) You can change the colors freely according your moods and will give you a cool driving experience. EASY TO USE: there is a button on the back of USB charging cup mat for you to control light mode and change lights color, a adorable gift to family, fiends, colleagues and most car owners. USB: It is convenient for connecting to the carand 039 s USB interface directly, and the nice performance makes LED cup holder lights can work long time (last about 8 hours) after fully charged. VIBRATION-SENSING: when luminescent cup pad senses vibration, it will automatically turn on in the dark, and lights will automatically turn off in 15 seconds without sensing vibration, itand 039 s smart and convenient. Specifications: Material: Acrylic Color: (light color) Colorful Battery: battery(Included) Power supply: USB charging For car: Universal Size: (Approx) L 6.8cm or 2.68inch Package Included: 2 PCs x LED Car Cup Holder Note: 1. Due to the light and screen difference, the itemand 039 s color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.